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It clarifies that the guide is a summary rather than a complete book of laws and is not intended for legal claims. It also provides contact points for multiple agencies, including licensing, federal safety, security, patrol, transportation utilities, and state transportation, along with phone numbers and key topics for guidance.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/cdl-guide-preface-commercial-driver-license-cdl-guide/433945/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/cdl-guide-preface-commercial-driver-license-cdl-guide/433945.png","ImageObject",300,407,{"name":92,"@type":93},"Ivy","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-16","2026-09-29",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"Is this CDL Guide a full book of laws?","Question",{"text":112,"@type":113},"No. It is a summary of laws and rules that apply to commercial motor vehicle drivers in Washington State and should not be used as the basis for legal claims or actions.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which topics are covered for obtaining or maintaining a CDL?",{"text":117,"@type":113},"The introduction covers CDL eligibility requirements, commercial learner requirements, CDL tests, medical documentation, disqualifications, hazardous material endorsement, traffic violations, and other CDL rules.",{"name":119,"@type":110,"acceptedAnswer":120},"Where can drivers get additional agency information for CDL-related matters?",{"text":121,"@type":113},"The guide lists contacts for the Department of Licensing and several federal and state agencies, including the FMCSA, TSA, Washington State Patrol, WUTC, and WSDOT, with phone numbers and websites.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},433945,1791506657,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":24,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},549758252649,"https://ap-avatar.wpscdn.com/avatar/8000253669c5317157?_k=1778319167496531819","Preface – CDL  \nPreface – CDL  \nThis Commercial Driver License (CDL) Guide  \nis a summary of the laws and rules that apply to all drivers of commercial motor vehicles in Washington State. It is not a book of laws, and should not be used as a basis for any legal claims or actions. Regulations put into effect by federal or state agencies may go beyond state laws but cannot conflict with them .  \nWe welcome your comments and suggestions. Send them to:  \nCommunications and Education  \nDepartment of Licensing  \n1125 Washington Street SE  \nOlympia WA 98501  \nFor your convenience, additional contact information is given below.  \nDepartment of Licensing (DOL)  \n[Website](Website: www.dol.wa.gov)[: www.dol.wa.gov](Website: www.dol.wa.gov)  \n• For information about driving records , reinstatements, and eligibility. Telephone:  \n(360) 902-3900  \n• For vehicle questions:  \nProrate (IRP) ....................... (360) 664-1858  \nIFTA..................................... (360) 664-1858  \nFederal Motor Carriers Safety Administration (FMCSA)  \nTelephone: (360) 753-9875  \n[Website:](Website: www.fmcsa.dot.gov)[ www.fmcsa.dot.gov](Website: www.fmcsa.dot.gov)  \n• Hours of service  \n• Equipment  \n• Interstate medical waivers  \n• Federal rules and regulations  \nTransportation Security Administration (TSA)  \nTelephone: (855) 347-8371  \nWebsite: [https://universalenroll.dhs.gov](https://universalenroll.dhs.gov)  \n• Hazmat endorsement eligibility  \n• Threat assessments  \n• Background checks  \n• Fingerprints  \nWashington State Patrol (WSP)  \nTelephone: (360) 596-3800  \n[Website:](Website: www.wsp.wa.gov)[ www.wsp.wa.gov](Website: www.wsp.wa.gov)  \n• Enforcement practices  \n• Weight enforcement  \nWashington Utilities and Transportation Commission (WUTC)  \nTelephone: (360) 664-1222  \n[Website:](Website: www.utc.wa.gov)[ www.utc.wa.gov](Website: www.utc.wa.gov)  \n• Authority to carry freight for hire  \n• Intrastate inspections  \nWashington State Department of Transportation (WSDOT)  \nTelephone: (360) 705-7000 / (360) 705-7438  \n[Website:](Website: wsdot.wa.gov/travel/commercial-vehicles)[ wsdot.wa.gov/travel/commercial-vehicles](Website: wsdot.wa.gov/travel/commercial-vehicles)  \n• Interpretation of statutes or rules  \n• Restricted roads or bridges  \n• Oversize/Overweight permits  \n• Construction projects  \nHazardous Material National Response Center (NRC)  \nTelephone: 1-(800) 424-8802  \nTo report a hazardous material emergency  \nChemical Transportation Emergency Center (CHEMTREC)  \nTelephone: 1-(800) 424-9300  \nFor technical information about physical properties of hazardous materials  \nWe are committed to providing equal access to our services. For information [visit dol.wa.gov/access](visit dol.wa.gov/access) (TDD/TTY call 711).  \nPreface – CDL  \nTable of Contents  \nIntroduction  \n1.1 You Must Have a CDL to Operate ......................................................................................... 1-1  \n1.2 Commercial Learners Requirements ..................................................................................... 1-3  \n1.3 Commercial Driver License Tests .......................................................................................... 1-8  \n1.4 Medical Documentation Requirements ................................................................................ 1-11  \n1.5 CDL Disqualifications ........................................................................................................... 1-13  \n1.6 Hazardous Material Endorsement ....................................................................................... 1-15  \n1.7 Traffic Violations ................................................................................................................... 1-15  \n1.8 Other CDL Rules .................................................................................................................. 1-15  \n1.9 International Registration Plan/International Fuel Tax Agreement ...................................... 1-16  \n","cbCaiuqgb2pJOW3b","https://ap.wps.com/l/cbCaiuqgb2pJOW3b","pdf",5344077,171,"English","# Introduction\n## You Must Have a CDL to Operate\n## Commercial Learners Requirements\n## Commercial Driver License Tests\n## Medical Documentation Requirements\n## CDL Disqualifications\n## Hazardous Material Endorsement\n## Traffic Violations\n## Other CDL Rules\n## International Registration Plan/International Fuel Tax Agreement\n## Washington State Laws and Rules\n# Driving Safely\n## Vehicle Inspection\n## Basic Control of Your Vehicle\n## Shifting Gears\n## Seeing\n## Communicating\n## Controlling Speed\n## Managing Space\n## Seeing Hazards\n## Distracted Driving\n## Aggressive Drivers/Road Rage\n## Driving at Night\n## Driving in Fog\n## Driving in Winter","[{\"question\":\"Is this CDL Guide a full book of laws?\",\"answer\":\"No. It is a summary of laws and rules that apply to commercial motor vehicle drivers in Washington State and should not be used as the basis for legal claims or actions.\"},{\"question\":\"Which topics are covered for obtaining or maintaining a CDL?\",\"answer\":\"The introduction covers CDL eligibility requirements, commercial learner requirements, CDL tests, medical documentation, disqualifications, hazardous material endorsement, traffic violations, and other CDL rules.\"},{\"question\":\"Where can drivers get additional agency information for CDL-related matters?\",\"answer\":\"The guide lists contacts for the Department of Licensing and several federal and state agencies, including the FMCSA, TSA, Washington State Patrol, WUTC, and WSDOT, with phone numbers and websites.\"}]","CDL Guide - Preface - Commercial Driver License (CDL) Guide | PDF",1790666344,431]